The hex color #b13a27 is a dark color. The web-safe version is Hex
#993333. A complementary color is
#4EC5D8. The grayscale version is
#5B5B5B. A 20% lighter version of the original color is
#E46D5A, and Hex
#7E0700 is the 20% darker color. If the color is saturated by 10%, you get
#BA3722. If the color is desaturated by 10%, the color
#A83D2C is obtained.